Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQIPp9bEmq7YzVB6X8/mU2rKKbH1+OZ8fvsjyVFZIJrLPmpEVVsAEG/CcL65… (1,748 chars)"
  }
}